121010533 has 16 divisors (see below), whose sum is σ = 143861760. Its totient is φ = 99590400.

The previous prime is 121010503. The next prime is 121010537. The reversal of 121010533 is 335010121.

It is a de Polignac number, because none of the positive numbers 2^k-121010533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121010537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37213 + ... + 40333.

It is an arithmetic number, because the mean of its divisors is an integer number (8991360).

Almost surely, 2^121010533 is an apocalyptic number.

It is an amenable number.

121010533 is a deficient number, since it is larger than the sum of its proper divisors (22851227).

121010533 is a wasteful number, since it uses less digits than its factorization.

121010533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3348.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 121010533 is about 11000.4787623085. The cubic root of 121010533 is about 494.6230957374.

Adding to 121010533 its reverse (335010121), we get a palindrome (456020654).

The spelling of 121010533 in words is "one hundred twenty-one million, ten thousand, five hundred thirty-three".